package com.itheima.d1_threadcreate3;

import java.util.concurrent.Callable;

public class MyCallable implements Callable<String> {
    private  int n;

    public MyCallable(int n) {
        this.n = n;
    }

    @Override
    public String call() throws Exception {
        int sum = 0;
        for (int i = 0; i <= n; i++) {
            sum += i;
        }
        return "子线程计算1-"+ n +"的和为："+ sum;
    }
}
